Wave transmission lines and networks inventions 02/08

20080048796 - High speed signal transmission: Apparatus and associated systems and methods may include one or more features for high speed transmission line structures that may substantially reduce signal degradation due to effects, such as dielectric loss, parasitic capacitance, cross-talk, and/or reflections. For example, one such feature may include a dielectric layer having a reduced thickness... Agent: Fish & Richardson P.C.

20080048797 - High hrequency component: The invention relates to a high frequency component with a substrate constructed of a plurality of dielectric layers and, between them, electrode layers having conducting track structures, in which substrate at least one capacitive element and at least one inductive element is formed, whereby at least one arrangement of opposed... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080048798 - Transmission line for in-circuit testing: A transmission line used in in-circuit testing point applies the impedance matching concept to optimize the line length and line width of a part of the transmission line where connects to the in-circuit testing point in order to exhibit the high impedance inductance property to approach the impedance matching for... Agent: Workman Nydegger

20080048799 - Discontinuous transmission line structure: A discontinuous transmission line structure includes an input transmission line, an output transmission line, a plurality of meandered inductors, coupled in series between the input transmission line and the output transmission line, and a plurality of shunted to grounded capacitors, coupled between the meandered inductors. The discontinuous transmission line structure... Agent: Hdsl

20080048800 - Low loss electrical delay line: A delay line system able to reduce the microwave loss by reducing the effective dielectric loss and dielectric constant of the system including a signal line, dielectric system with opened trench or slot filled up with the air or lower dielectric loss material, a ground plane, and a system of... Agent: Dr. Achyut K. Dutta Banpil Photonics, Inc

20080048801 - Coupling filter device with specific coupling coefficient: The present invention provides a surface mount design (SMD) coupling filter device with a fixed coupling coefficient having a pair of hollow coils. Theoretically, coupling coefficients of two hollow coils may vary with the parameter such as distance, number of windings, inner radius, wire size, medium coefficient. When a desired... Agent: Ladas & Parry LLP

20080048802 - Piezoelectric component and method for producing it: A piezoelectric component comprises at least two stacked crystal filters on a substrate. Each stacked crystal filter comprises a bottom electrode, a first piezoelectric layer arranged above the bottom electrode, a central electrode arranged above the first piezoelectric layer, a second piezoelectric layer arranged above the central electrode, and a... Agent: Coats & Bennett/infineon Technologies

20080048803 - Piezoelectric thin-film filter: Providing is a piezoelectric thin-film filter including resonators connected in a lattice pattern, which can achieve large attenuation at frequencies away from a passband and improve steepness near two ends of the passband without involving an additional special step. Second resonators C—2 or first and third resonators C—1 and Cx—1... Agent: Dickstein Shapiro LLP

20080048804 - Coupled lamb wave resonators filter: A coupled Lamb wave resonator filter includes first and second Lamb wave resonators. The first Lamb wave resonator includes a first resonant layer, and first and second electrodes on opposite sides of the first resonant layer. The second Lamb wave resonator includes a second resonant layer, and third and fourth... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20080048805 - Basic body for a yig filter with eddy current suppression: A base body for a YIG bandpass filter configured from a non-magnetic metal and including filter chambers, which are configured in the base body and contain YIG elements. Cavities and/or radial slots are configured in the base body for the suppression of eddy currents.... Agent: Marshall, Gerstein & Borun LLP

20080042774 - Broadband impedance matching circuit using high pass and low pass filter sections: A broadband impedance matching circuit using high pass and low pass filter sections alternatingly cascaded together to yield considerably broader band matching than two high pass sections or two low pass filter sections. By alternating the high pass filter sections with the low pass filter sections, significantly fewer elements are... Agent: Holland & Knight LLP Attn: Stefan V. Stein/IPDept.

20080042775 - Design for transmission line on over split plane structure: A design for a transmission line on an over split plane structure is provided, which optimizes the line length and line width of the line segment of transmission line part connected to the over split plane structure by using a concept of impedance match, such that this part of line... Agent: Workman Nydegger

20080042772 - Non-reciprocal circuit element: A magnetic rotor includes a soft ferrite substrate and a plurality of central conductors. The magnetic rotor is provided inside a casing. A permanent magnet is provided inside the casing, and disposed to overlap the magnetic rotor so as to apply a DC magnetic field to the magnetic rotor. The... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080042773 - High frequency line-to-waveguide converter and high frequency package: A high frequency line-waveguide converter comprises a high frequency line including a dielectric layer, a line conductor disposed on an upper surface of the dielectric layer, and a ground conductor layer disposed on the same surface so as to surround one end of the line conductor, a slot formed in... Agent: Hogan & Hartson L.L.P.

20080042776 - Electric component for communication device and semiconductor device for switching transmission and reception: There are provided a transmission/reception switching circuit which is small in insertion loss and harmonic distortion and allows an increase in the output power of a power amplifier and an electronic component for communication on which the transmission/reception switching circuit is mounted. As an element composing a transmission/reception switching circuit... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20080042777 - Dual band digital multimedia broadcasting receiver: A dual band digital multimedia broadcasting (DMB) receiver is provided. The dual band DMB receiver of the present invention includes a first and a second antenna for receiving first and second frequency band signals, respectively; a body for recovering the signals received by the first and second antennas; and a... Agent: The Farrell Law Firm, P.C.

20080042778 - General matching network for acoustic wave filters and acoustic resonators: A method and circuit matches a device to n filters, wherein each filter is a SAW filter, BAW filter, or FBAR filter. The method and system: (a) provide an inductor or transmission line connected between a common terminal and ground; (b) provide a plurality of capacitance values (C1m, C2m, .... Agent: Kathy Manke Avago Technologies Limited

20080042779 - Increased anisotropy induced by direct ion etch for telecommunications/electronics devices: A microwave bandstop filter having a magnetic strip formed over dielectric material. The magnetic resonant frequency is controlled by an induced magnetic anisotropy in the magnetic strip of the microwave bandstop filter. The magnetic anisotropy field is induced by an anisotropic surface texture formed on the surface of the magnetic... Agent: Zilka-kotab, PC

20080042780 - Resonator and fabrication method thereof: A resonator including a substrate, and a resonating unit having an active region that causes resonances and a non-active region that does not cause resonances, and having a first electrode, a piezoelectric film, and a second electrode layered in turn on the substrate. At least one of the first and... Agent: Sughrue Mion, PLLC

20080042781 - Elastic boundary wave apparatus: r

20080042782 - Integrated narrow bandpass filter array and a method for fabrication thereof: Taught herein is an integragted narrow bandpass filter array and a method of its fabrication. The filter array is a Fabry-Perot type of filter array, wherein the pass band changes with the thickness of the spacer layer. The integrated filter array comprises a substrate, a lower mirror stack, a spacer... Agent: Matthias Scholl

20080042783 - Filter: The present invention relates to a RF filter made from Zink or a Zink alloy, preferably used for extracting a DC voltage and/or a low frequency signal (DC/Com, signal) superimposed on a RF signal. The DC/Com, signal is extracted using a low pass filter which is arranged inside the first... Agent: Myers Dawes Andras & Sherman, LLP

20080042784 - Tubular rf cage field confinement cavity: An RF cavity is provided with a plurality of tubes that are formed into a tubular cage in a predefined shape to define the RF cavity. A selected number of tubes and a selected tube diameter are provided to form a confinement cage for the RF fields within the RF... Agent: Joan Pennington

20080042785 - Inductor circuit board, method of forming inductor, and bias-t circuit: An inductor circuit board that is made compatible with broadband by reducing parasitic capacitance of an inductor. The inductor circuit board is comprised of a flexible substrate made of a material, such as polyimide or liquid polymer, a transmission line formed on the flexible substrate, and an inductor. The inductor... Agent: Staas & Halsey LLP

20080036553 - Dvi-compatible multi-pole double-throw mechanical switch: In a multi-pole, double-throw switch, three multi-terminal device connectors are coupled to a printed circuit board, along with two header connectors and a movable array. A pcb trace electrically couples each terminal of each device connector to one or more corresponding contacts at the header connectors. The movable is movable... Agent: Steven P. Koda Koda Law Office

20080036554 - Directional coupler: An HF plasma process excitation configuration includes an HF generator that is connected to a plasma load through a directional coupler. The directional coupler includes a transmission line, a first coupling line for detecting reflected power from the plasma load, and a second coupling line for detecting forward power from... Agent: Fish & Richardson PC

20080036555 - Multilayer filter: A multilayer filter has a capacitor element body, at least two signal terminal electrodes, at least one grounding terminal electrode, and at least one connection conductor. The capacitor element body has a plurality of laminated insulator layers, a first signal internal electrode and a grounding internal electrode arranged so as... Agent: Oliff & Berridge, PLC

20080036556 - Methods and apparatus for installing a feed through filter: A method of installing a filter into an electronic circuit board is provided. The method includes inserting a second section of the filter into an aperture defined in the electronic circuit board, such that a first section of the filter is secure against an electronic circuit board first surface and... Agent: Honeywell International Inc.

20080036557 - Compact bandpass filter for double conversion tuner: A bandpass filter includes a plurality of resonators. An input pin is connected to a first resonator of the plurality of resonators. An output pin is connected to a second resonator of the plurality of resonators. The first and second resonators are magnetically coupled to each other. The first and... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080036558 - Waveguide cable: According to some embodiments, a waveguide cable includes a dielectric core and a conducting layer surrounding the dielectric core. A first antenna may be provided at a first end of the waveguide cable to receive a digital signal and to propagate an electromagnetic wave through the dielectric core. A second... Agent: Buckley, Maschoff & Talwalkar LLC

20080030284 - Line-waveguide converter and radio communication device: A line-waveguide converter includes a backside electrode disposed on a first face of a dielectric substrate, a waveguide attached to a second face of the dielectric substrate opposite the first face and having electrical conduction to the backside electrode, and multiple electrodes disposed inside the waveguide on the second face.... Agent: Nixon & Vanderhye, PC

20080030283 - Circuit, manufacturing method and inverter circuit for discharge tube: A circuit includes a first circuit including therein a first coil connected to a power source and a first capacitance component, and a second circuit including therein a second coil connected to the power source and a second capacitance component, wherein the second coil is avenged so as to generate... Agent: Townsend And Townsend And Crew, LLP

20080030285 - High-power pin diode switch: A high-power PIN diode switch for use in applications such as plasma processing systems is described. One illustrative embodiment comprises an input terminal; an output terminal; and first and second transmission-line elements connected in parallel to the input and output terminals, each of the first and second transmission-line elements including... Agent: Neugeboren Law Firm PC

20080030286 - Semiconductor memory device with data bus scheme for reducing high frequency noise: A semiconductor memory device includes memory modules which have memories and a data bus which transfers data to the memory modules, in which the data bus comprises a low frequency band data pass unit which removes the high frequency component of the data and sends the data to the memory... Agent: Volentine & Whitt PLLC

20080030287 - Band pass filter: A band pass filter (10) mounted on a base plate (20) includes a loop-step resonator (12), an input portion (100), and an output portion (150). The input portion is electronically connected to the loop-step resonator for inputting electromagnetic signals thereto. The output portion is electronically connected to the loop-step resonator... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp